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            <h1 class="text-light"><a href="/index"><span>天气可视化系统</span></a></h1>
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                <li class="active"><a href="/index">首页<i class="la la-angle-down"></i></a></li>

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                        <li><a href="/line">温度折线图</a></li>
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                        <li><a href="/rose_pie">风力风向玫瑰图</a></li>
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            <h2>天气可视化系统的设计与实现</h2>
            <p>本系统采用Python语言，依托Flask框架的强大功能，并深度融合ECharts图表库，精心设计并实现了天气数据可视化系统。</p>
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                    <span data-toggle="counter-up">11,679</span>
                    <p>数据总量</p>
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                    <p>时间跨度</p>
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      <div class="copyright">Copyright &copy; 2021.数据科学与大数据技术.<a target="_blank" href="#">天气可视化系统</a></div>
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